CitrixVA-OneDriveLaunch.ps1

#Requires -Modules CredentialManager
#requires -version 5
<#
.SYNOPSIS
Checks to see if OneDrive credential is saved, if so starts OneDrive with /background switch.
 
.DESCRIPTION
Checks to see if OneDrive credential is saved, if so starts OneDrive with /background switch. Otherwise starts OneDrive normally. Intended to be used in a Citrix XenApp/Virtual Apps environment. Reccomented to run from Task Scheduler using the at logon trigger or using WEM. 

.NOTES
Created by: Andrew Zbikowski <andrew@itouthouse.com>
 
.EXAMPLE
Just run the script. 
#>

Function Start-OneDriveXenApp {
    Param(
        [Parameter(Mandatory=$false,HelpMessage="Start OneDrive with background parameter.")]
        [switch]$backgroud=$false
    )
    # C:\Program Files (x86)\Microsoft OneDrive\OneDrive.exe - ${env:ProgramFiles(x86)}
    # C:\Program Files\Microsoft OneDrive\OneDrive.exe - $env:ProgramFiles
    if ( Test-Path -Path $(Join-Path -Path $env:ProgramFiles -ChildPath "Microsoft OneDrive\OneDrive.exe" ) ) {
        $OneDrivePath = Join-Path -Path $env:ProgramFiles -ChildPath "Microsoft OneDrive\OneDrive.exe" 
    } elseif ( Test-Path -Path $(Join-Path -Path ${env:ProgramFiles(x86)} -ChildPath "Microsoft OneDrive\OneDrive.exe" ) ) {
        $OneDrivePath = Join-Path -Path ${env:ProgramFiles(x86)} -ChildPath "Microsoft OneDrive\OneDrive.exe" 
    } else {
        Exit # OneDrive Not Found. 
    }
    # Start OneDrive. 
    if ($backgroud) {
        Start-Process -FilePath $OneDrivePath -ArgumentList "/background"
    } else {
        Start-Process -FilePath $OneDrivePath 
    }
    Exit # Exit Script. 
}

# Requires CredentialManager module from the PowerShell Gallery. 
# Install by running Install-Module CredentialManager
Import-Module CredentialManager -ErrorAction Stop

Try {
    $AllCredentials = Get-StoredCredential -AsCredentialObject -ErrorAction SilentlyContinue
}
Catch {
    Start-OneDriveXenApp # If there are no saved credentials, start OneDrive. 
}

# Double check. Error handeling in the CredentialManager module seems spotty. 
if (!$AllCredentials) {
    Start-OneDriveXenApp # If there are no saved credentials, start OneDrive. 
}

# Check to see if Office 2016 has a saved credential. 
$OneDriveCred = $AllCredentials | Where-Object {$_.TargetName -Like "*OneDrive*" }
if (!$OneDriveCred) { 
    Start-OneDriveXenApp # If there are no saved credentials, start OneDrive. 
} else {
    Start-OneDriveXenApp -backgroud # If there are saved credentials, start OneDrive with /background parameter. 
}